Valley County

Showing 1–50 of 843.

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  Acer negundo L. Native ACNE2

  boxelder · Aceraceae
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  Acer negundo L. var. interius (Britton) Sarg. Native ACNEI2

  boxelder · Aceraceae
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  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae
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  Achillea millefolium L. var. occidentalis DC. Native ACMIO

  western yarrow · Asteraceae
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  Achnatherum hymenoides (Roem. & Schult.) Barkworth Native ACHY

  Indian ricegrass · Poaceae
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  Achnatherum nelsonii (Scribn.) Barkworth Native ACNE9

  Columbia needlegrass · Poaceae
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  Achnatherum nelsonii (Scribn.) Barkworth ssp. nelsonii Native ACNEN2

  Columbia needlegrass · Poaceae
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  Acroptilon repens (L.) DC. Introduced ACRE3

  hardheads · Asteraceae
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  Agoseris glauca (Pursh) Raf. Native AGGL

  pale agoseris · Asteraceae
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  Agoseris glauca (Pursh) Raf. var. dasycephala (Torr. & A. Gray) Jeps. Native AGGLD

  pale agoseris · Asteraceae
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  Agoseris glauca (Pursh) Raf. var. glauca Native AGGLG

  pale agoseris · Asteraceae
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  Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley Native AGGLL

  false agoseris · Asteraceae
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  Agropyron cristatum (L.) Gaertn. Introduced AGCR

  crested wheatgrass · Poaceae
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  Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8

  crested wheatgrass · Poaceae
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  Agropyron desertorum (Fisch. ex Link) Schult. Introduced AGDE2

  desert wheatgrass · Poaceae
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  Agropyron fragile (Roth) P. Candargy Introduced AGFR

  Siberian wheatgrass · Poaceae
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  Agrostis scabra Willd. Native AGSC5

  rough bentgrass · Poaceae
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  Agrostis stolonifera L. Introduced AGST2

  creeping bentgrass · Poaceae
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  Alisma gramineum Lej. Native ALGR

  narrowleaf water plantain · Alismataceae
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  Alisma triviale Pursh Native ALTR7

  northern water plantain · Alismataceae
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  Allium acuminatum Hook. Native ALAC4

  tapertip onion · Liliaceae
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  Allium textile A. Nelson & J.F. Macbr. Native ALTE

  textile onion · Liliaceae
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  Almutaster pauciflorus (Nutt.) Á. Löve & D. Löve Native ALPA14

  alkali marsh aster · Asteraceae
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  Alopecurus aequalis Sobol. Native ALAE

  shortawn foxtail · Poaceae
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  Alopecurus aequalis Sobol. var. aequalis Native ALAEA

  shortawn foxtail · Poaceae
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  Alopecurus arundinaceus Poir. Introduced ALAR

  creeping meadow foxtail · Poaceae
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  Alopecurus carolinianus Walter Native ALCA4

  Carolina foxtail · Poaceae
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  Alopecurus geniculatus L. Introduced ALGE2

  water foxtail · Poaceae
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  Alyssum desertorum Stapf Introduced ALDE

  desert madwort · Brassicaceae
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  Alyssum desertorum Stapf var. desertorum Introduced ALDED

  desert madwort · Brassicaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Amaranthus blitoides S. Watson Introduced AMBL

  mat amaranth · Amaranthaceae
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  Amaranthus californicus (Moq.) S. Watson Native AMCA

  California amaranth · Amaranthaceae
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  Amaranthus retroflexus L. Native AMRE

  redroot amaranth · Amaranthaceae
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  Ambrosia artemisiifolia L. Both AMAR2

  annual ragweed · Asteraceae
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  Ambrosia artemisiifolia L. var. elatior (L.) Descourtils Introduced AMARE

  annual ragweed · Asteraceae
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  Ambrosia psilostachya DC. Native AMPS

  Cuman ragweed · Asteraceae
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  Ambrosia trifida L. Native AMTR

  great ragweed · Asteraceae
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  Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2

  Saskatoon serviceberry · Rosaceae
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  Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. alnifolia Native AMALA

  Saskatoon serviceberry · Rosaceae
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  Ammannia robusta Heer & Regel Native AMRO3

  grand redstem · Lythraceae
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  Anagallis minima (L.) Krause Native ANMI4

  chaffweed · Primulaceae
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  Androsace occidentalis Pursh Native ANOC2

  western rockjasmine · Primulaceae
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  Androsace septentrionalis L. Native ANSE4

  pygmyflower rockjasmine · Primulaceae
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  Anemone multifida Poir. Native ANMU

  Pacific anemone · Ranunculaceae
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  Anemone multifida Poir. var. multifida Native ANMUM3

  Pacific anemone · Ranunculaceae
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  Antennaria howellii Greene Native ANHO

  Howell's pussytoes · Asteraceae
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  Antennaria howellii Greene ssp. petaloidea (Fernald) Bayer Native ANHOP

  small pussytoes · Asteraceae
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  Antennaria microphylla Rydb. Native ANMI3

  littleleaf pussytoes · Asteraceae
• ⚘
  Antennaria parvifolia Nutt. Native ANPA4

  small-leaf pussytoes · Asteraceae